code: def test_fbeta_handles_no_prediction_false_last_class(
      self, device: str
  ):
      predictions = torch.tensor(
          [[0.65, 0.35], [0.0, 0.0]], device=device
      )
      # preds = [0, NA]
      targets = torch.tensor([0, 0], device=device)
  
      fbeta = FBetaMeasure()
      fbeta(predictions, targets)
      metric = fbeta.get_metric()
      precisions = metric["precision"]
      recalls = metric["recall"]
      fscores = metric["fscore"]
  
      assert_allclose(precisions, [1.0, 0.0])
      assert_allclose(recalls, [0.5, 0.0])
      assert_allclose(fscores, [0.6667, 0.0])
  
imports: from typing import Any, Dict, List, Tuple, Union
  import torch
  from sklearn.metrics import precision_recall_fscore_support
  from torch.testing import assert_allclose
  import pytest
  from allennlp.common.checks import ConfigurationError
  from allennlp.common.testing import AllenNlpTestCase, multi_device, run_distributed_test, global_distributed_metric
  from allennlp.training.metrics import FBetaMeasure
label_desc: Use image node_id 14 for calling the FBetaMeasureTest obj's underlying member method code with example usage: obj.test_fbeta_handles_no_prediction_false_last_class(device) without return types